Si lowering springs
hey guys im new to the si i just recently bought one. i previously owned a scion tc and did lowering springs and sway bars and a bunch of other performance mods. now i got the si i wanted to lower it. can anyone point me in the right direction for a good set of lowering springs and how the ride is and most important how it handles and will it require an alignment. i dont want to lower that far down. max 1.5" and at least a 1" drop that looks good. i dont want the front to look lower than the rear. balanced would be nice. if any of you have pictures to back up your suggestions or opinions that would be nice. thanks
You could also get an Eibach Pro Kit setup. I used to have it on my car but I don't have anymore pics because I switched to a coilover setup.
The Eibach Pro Kit will give you a true 1" drop and will ride nearly identical to stock, but the rear sits a tad higher than the front even though they claim a 1.2" drop in the rear. Eibach Sportlines will give you a 1.4" drop front and back and the most balanced look of the other two listed above., but they require you to cut a portion of the rear bump stops I believe. Nothing major though.
Progress springs will pretty much give you an identical drop to the Eibach sportlines, and they're a little cheaper to.
The most popular site to get this stuff would be www.corsportusa.com
There are several other sites you can find them....but that's a start.
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Oh yeah....and anytime you drop your car....even if it is just an inch....you ALWAYS want to get an alignment. Dropping it can throw off all kinds of specs and while most won't cause any major issues, the biggest one is your toe. Even just a couple tenths of a degree off can cause a nightmare for your tire wear.
alright cool. i was going for handling and looks. i was thinking of the progress but was in fear of having the front lower than the rear. i hate that look so much. but ill check out the hfp suspension especially cause its warranty. also would sportlines make it ride lower in the front? also would changing the springs on this particular car make it handle any worse or should it stay the same. unless i got the hfp setup.
Can you guys that have the HFP suspension give any more detail on the ride quality compared to stock? I have been considering the HFP suspension but am pretty happy with the stock ride. I don't mind it being a little more firm but I don't want the harsh impacts over expansion joints, dips in the road, etc., that I experienced with my 7th Gen Civic. It was lowered on Neuspeed Sports (-1.75"F, -1.5"R) and Tokico blues and it got tiresome for daily driving. I'd like to know a little bit more about the HFP before buying it.
also ive looked at the price of the hfp and thats a lil outta my price range. i dont really have $600 bucks to throw up for springs. are there any other good aftermarket springs out there for the si? anyone for the sportline springs? or any springs that the front doesnt sit lower?
ive heard a lot that the ride of with the HFP suspension is a little stiff but the handling makes up for it and ofcourse u wont to deal with the camber...theres not a big difference in drop though only about 3/4 of an inch...so bottom line if u dont care bout not having a noticeable drop but want to have a smooth ride go with HFP if not then get ready to through some extra bucks on something better that wont get ur tires bald
Can you guys that have the HFP suspension give any more detail on the ride quality compared to stock? I have been considering the HFP suspension but am pretty happy with the stock ride. I don't mind it being a little more firm but I don't want the harsh impacts over expansion joints, dips in the road, etc., that I experienced with my 7th Gen Civic. It was lowered on Neuspeed Sports (-1.75"F, -1.5"R) and Tokico blues and it got tiresome for daily driving. I'd like to know a little bit more about the HFP before buying it.
Having driven both (stock vs HFP), the difference is almost black and white in terms of handling. The stock suspension is soft with an emphasis on comfort where as the HFP is stiff and I would say borderline bearable. You'll be able to feel bumps in the road but not enough to deter you from driving your car daily. The cornering is great with the HFP and the car feels like it's not going to slip when you hit a corner too sharp.
My only complaint is really the drop. At barely 3/4", it's barely noticeable. In my opinion, it's not low enough to look aggressive (but again lower drop height doesn't always translate to real life performance and daily driving application) but it'll be perfect for the daily warrior who is not too concern about looks and doesn't want to avoid every pothole and dip in the road. If I had the time and the resources, I would keep the HFP dampers but replace the HFP springs with Eibach prokit springs. The 1" drop would be perfect.
HFP suspension: Great daily warrior setup. Minimal drop. Handling improvement. Low maintenance. Affordable.
Some of the more senior members in this forum swapped out the HFP springs from this setup with either comptech or progress springs. I think it looks perfect with more of drop, but that's just me.
Bluerocket:

TypeX:
Bluerocket:

TypeX:
Just replaced my Tein S springs and stock struts for the HFP set-up. A great move. The Tein shocks looked great but the ride was terrible. I would of also have had to deal
with the rear camber issue. HFP set-up is abit firmer than stock, it handles great and I
don't have to incur the cost of addressing the rear camber. It's a great daily driver for me!
with the rear camber issue. HFP set-up is abit firmer than stock, it handles great and I
don't have to incur the cost of addressing the rear camber. It's a great daily driver for me!
Quick note: Comptech springs are rebadged Eibach prokits according to information from 8thcivic.com. I had a chance to get a new set for about ~$80 shipped when comptech was supposedly going out of business but I passed on it.
The HFP suspension is a good compromise between performance and ride quality. The ride will definitely be more "rough" (in the since that you're going to feel the road more but then that is to be expected) however, you wouldn't have to worry so much about the maintenance side of replacing wear and tear components often affiliated with aggressive drops. I've replaced quite a few CV boots from integras and it's no fun at all.
Having driven both (stock vs HFP), the difference is almost black and white in terms of handling. The stock suspension is soft with an emphasis on comfort where as the HFP is stiff and I would say borderline bearable. You'll be able to feel bumps in the road but not enough to deter you from driving your car daily. The cornering is great with the HFP and the car feels like it's not going to slip when you hit a corner too sharp.
My only complaint is really the drop. At barely 3/4", it's barely noticeable. In my opinion, it's not low enough to look aggressive (but again lower drop height doesn't always translate to real life performance and daily driving application) but it'll be perfect for the daily warrior who is not too concern about looks and doesn't want to avoid every pothole and dip in the road. If I had the time and the resources, I would keep the HFP dampers but replace the HFP springs with Eibach prokit springs. The 1" drop would be perfect.
HFP suspension: Great daily warrior setup. Minimal drop. Handling improvement. Low maintenance. Affordable.
Having driven both (stock vs HFP), the difference is almost black and white in terms of handling. The stock suspension is soft with an emphasis on comfort where as the HFP is stiff and I would say borderline bearable. You'll be able to feel bumps in the road but not enough to deter you from driving your car daily. The cornering is great with the HFP and the car feels like it's not going to slip when you hit a corner too sharp.
My only complaint is really the drop. At barely 3/4", it's barely noticeable. In my opinion, it's not low enough to look aggressive (but again lower drop height doesn't always translate to real life performance and daily driving application) but it'll be perfect for the daily warrior who is not too concern about looks and doesn't want to avoid every pothole and dip in the road. If I had the time and the resources, I would keep the HFP dampers but replace the HFP springs with Eibach prokit springs. The 1" drop would be perfect.
HFP suspension: Great daily warrior setup. Minimal drop. Handling improvement. Low maintenance. Affordable.
Thanks for the review man! This helps a lot. I knew the ride would be a bit more firm with the HFP. I just want to make sure it is not harsh since my car is a daily commuter (60+ miles/day) and I don't want to repeat the experience of driving my lowered 7th Gen. There were times with that suspension when you hit a ripple in the pavement and it felt, and sounded, like the dash was going to just rip off the firewall and land on your ankles. It was ridiculous and not worth it for my purpose, even though the drop looked good!
Will it be major work to change out the HFP springs with the Eibach prokits or any other type of springs and will it cause any type of camber issues??
No it won't be an issue to swap out the springs and with every height adjustment on your vehicle, there will be alignment issues that will need to be corrected. It's a minimal drop increase so I doubt there will be significant camber issues. Remember, toe destroys tires! Camber, if kept within means, will not affect tire wear as much as people make it out to be. My statement earlier was an indication of where I was in my life because I see no desire to modify my car further until the economy starts back up or my other goals are accomplished.


